Home / 8,477,911,777.10-11,699,304,419.59-4,667,396,686.39

Finding the Fourth Proportional to 8,477,911,777.10, 11,699,304,419.59 and 4,667,396,686.39

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Solution

The fourth proportional to 8,477,911,777.10, 11,699,304,419.59 and 4,667,396,686.39 is: 6,440,889,704.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477,911,777.10 : 11,699,304,419.59 = 4,667,396,686.39 : x
  2. Step 2: Convert to fraction form
    8,477,911,777.10/11,699,304,419.59 = 4,667,396,686.39/x
  3. Step 3: Cross multiply
    8,477,911,777.10x = 11,699,304,419.59 × 4,667,396,686.39
  4. Step 4: Simplify right side
    8,477,911,777.10x = 54,605,294,681,018,998,784
  5. Step 5: Solve for x
    x = 54,605,294,681,018,998,784/8,477,911,777.10
  6. Step 6: Final answer
    x = 6,440,889,704.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.